funcs_bit2c.php

<?php
require_once(__DIR__ . "/global.php");

function bit2c_query($key, $secret, $path, array $req = array()) {
	static $curl_tmpl = null;
	if ($curl_tmpl === null) {
		$curl_tmpl = curl_init();
		curl_setopt($curl_tmpl, CURLOPT_RETURNTRANSFER, true);
		curl_setopt($curl_tmpl, CURLOPT_USERAGENT, 'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:29.0) Gecko/20100101 Firefox/29.0');
		//curl_setopt($ch, CURLOPT_URL, $path);
		//curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
		//curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
		curl_setopt($curl_tmpl, CURLOPT_SSL_VERIFYPEER, FALSE);
	}
//curl_copy_handle
	//// generate a nonce as microtime, with as-string handling to avoid problems with 32bits systems
	//$mt = explode(' ', microtime());
	//$req['nonce'] = $mt[1].substr($mt[0], 2, 6);
	//$req['nonce'] = time();
	$req['nonce'] = number_format(microtime(true) * 1000000, 0, '.', '');

	// generate the POST data string
	$post_data = http_build_query($req, '', '&');

	// generate the extra headers
	$headers = array(
		'Content-Type: application/x-www-form-urlencoded',
		'Key: '.$key,
		'Sign: '.base64_encode(hash_hmac('sha512', $post_data, strtoupper($secret), true)),
	);

	// our curl handle (initialize if required)
	//$ch = curl_init();
	$ch = curl_copy_handle($curl_tmpl);
	//curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	//curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; Bit2c PHP client; '.php_uname('s').'; PHP/'.phpversion().')');
	curl_setopt($ch, CURLOPT_URL, $path);
	curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
	curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
	//curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);

	// run the query
	$res = curl_exec($ch);
	if ($res === false) throw new Exception('Could not get reply: '.curl_error($ch));
	$dec = json_decode($res, true);
	if (!$dec) {
		if ($res == "You must wait 1 seconds before accessing this url again.") {
			sleep(2);
			
			$ch = curl_copy_handle($curl_tmpl);
			$req['nonce'] = number_format(microtime(true) * 1000000, 0, '.', '');
			$post_data = http_build_query($req, '', '&');
			$headers = array(
				'Content-Type: application/x-www-form-urlencoded',
				'Key: '.$key,
				'Sign: '.base64_encode(hash_hmac('sha512', $post_data, strtoupper($secret), true)),
			);
			curl_setopt($ch, CURLOPT_URL, $path);
			curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
			curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
			$res = curl_exec($ch);
			
			if ($res === false) throw new Exception('Could not get reply: '.curl_error($ch));
			$dec = json_decode($res, true);
			if (!$dec) {
				echo "Error on second attempt: " . $res . "\n";
				throw new Exception('Invalid data received');
			}
		}
		if (!$dec) {
			echo "Error: " . $res . "\n";
			throw new Exception('Invalid data received');
		}
	}
	if (isset($dec['error']) && $dec['error'] == "Please provide valid nonce in Request") {
		throw new Exception('Invalid data received (invalid nonce error)');
	}
	return $dec;
}

function bit2c_get_deposit_address($amount) {
	$url = 'https://www.bit2c.co.il/Order/AddCoinFundsRequest';
	$req = array();
	$req['total'] = $amount;
	$req['Coin'] = 'Btc';
	$address = bit2c_query($GLOBALS['CONFIG']['bit2c_key'], $GLOBALS['CONFIG']['bit2c_secret'], $url, $req);
	return $address["address"];
}

function bit2c_get_balance() {
	$url = 'https://www.bit2c.co.il/Account/Balance/v2';
	$key = $GLOBALS['CONFIG']['bit2c_key'];
	$secret = $GLOBALS['CONFIG']['bit2c_secret'];
	return bit2c_query($key, $secret, $url);
}

function bit2c_sell($amount, $rate) {
	$url = 'https://www.bit2c.co.il/Order/AddOrder';
	$key = $GLOBALS['CONFIG']['bit2c_key'];
	$secret = $GLOBALS['CONFIG']['bit2c_secret'];
	$req = array();
	$req['Amount'] = $amount;
	$req['IsBid'] = 'false';
	$req['Pair'] = 'BtcNis';
	$req['Price'] = $rate;
	$req['Total'] = $amount * $rate;
	return bit2c_query($key, $secret, $url, $req);
}

function bit2c_buy($amount, $rate) {
	$url = 'https://www.bit2c.co.il/Order/AddOrder';
	$key = $GLOBALS['CONFIG']['bit2c_key'];
	$secret = $GLOBALS['CONFIG']['bit2c_secret'];
	$req = array();
	$req['Amount'] = $amount;
	$req['IsBid'] = 'true';
	$req['Pair'] = 'BtcNis';
	$req['Price'] = $rate;
	$req['Total'] = $amount * $rate;
	return bit2c_query($key, $secret, $url, $req);
}

function bit2c_getfee() {
	if (isset($GLOBALS['FEES']['bit2c'])) {
		return $GLOBALS['FEES']['bit2c'];
	} else {
		return $GLOBALS['CONFIG']['bit2c_trade_fee'];
	}
}

function bit2c_updatefee($fee) {
	$GLOBALS['FEES']['bit2c'] = 0 + $fee;
}